Use OD_UNUSED() macro instead of (void).
Use OD_UNUSED() macro instead of (void).

Signed-off-by: Nathan E. Egge <3157e99074b9b42592afe02c45df7de409e8e1a2@dgql.org>

xiphmont/daala,ycho/daala,HeadhunterXamd/daala,ycho/daala,xiph/daala,HeadhunterXamd/daala,ycho/daala,HeadhunterXamd/daala,xiph/daala,luctrudeau/daala,luctrudeau/daala,ycho/daala,HeadhunterXamd/daala,luctrudeau/daala,luctrudeau/daala,xiph/daala,xiph/daala,xiphmont/daala,xiphmont/daala,xiphmont/daala,HeadhunterXamd/daala,xiphmont/daala,ycho/daala,luctrudeau/daala,xiph/daala